Add a method to create a Heap<T>.
Currently, to create a Heap<T>, one first has to create a Heap<T>::default, and then call Heap<T>::set. This is a common pattern and therefore should be abstracted behind a method.
Add a method to create a Heap<T>.
Currently, to create a Heap<T>, one first has to create a Heap<T>::default, and then call Heap<T>::set. This is a common pattern and therefore should be abstracted behind a method.
